Year 2010
- Rank: 168
- Girls named Jillian: 1,807
- Percent of Girls named Jillian: 0.0931%
Year 2009
- Rank: 157
- Girls named Jillian: 2,012
- Percent of Girls named Jillian: 0.1005%
Year 2008
- Rank: 174
- Girls named Jillian: 1,882
- Percent of Girls named Jillian: 0.0916%
Year 2007
- Rank: 186
- Girls named Jillian: 1,779
- Percent of Girls named Jillian: 0.0845%
Year 2006
- Rank: 174
- Girls named Jillian: 1,997
- Percent of Girls named Jillian: 0.0959%
Year 2005
- Rank: 161
- Girls named Jillian: 2,115
- Percent of Girls named Jillian: 0.1045%
Year 2004
- Rank: 153
- Girls named Jillian: 2,176
- Percent of Girls named Jillian: 0.1081%
Year 2003
- Rank: 135
- Girls named Jillian: 2,424
- Percent of Girls named Jillian: 0.1211%
Year 2002
- Rank: 125
- Girls named Jillian: 2,732
- Percent of Girls named Jillian: 0.1386%
Year 2001
- Rank: 120
- Girls named Jillian: 2,844
- Percent of Girls named Jillian: 0.1438%
Year 2000
- Rank: 120
- Girls named Jillian: 2,778
- Percent of Girls named Jillian: 0.1394%
Year 1999
- Rank: 142
- Girls named Jillian: 2,280
- Percent of Girls named Jillian: 0.1173%
Year 1998
- Rank: 158
- Girls named Jillian: 2,013
- Percent of Girls named Jillian: 0.104%
Year 1997
- Rank: 166
- Girls named Jillian: 1,847
- Percent of Girls named Jillian: 0.0968%
Year 1996
- Rank: 199
- Girls named Jillian: 1,462
- Percent of Girls named Jillian: 0.0763%
